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Path: /data/49/4/11/84/4826899/user/5715128/htdocs/soulsymbols/media/system/js/ [ Home ]
File: repeatable-uncompressed.js
/**
 * @package		Joomla.JavaScript
 * @copyright	Copyright (C) 2005 - 2014 Open Source Matters, Inc. All rights reserved.
 * @license		GNU General Public License version 2 or later; see LICENSE.txt
 */

(function ($) {
    $.JRepeatable = function (elid, names, field, maximum) {
        var field = null, win = null, el = null, tmpl, names, origContent,
            button = $(elid + '_button'),
            cancelled = false,
            origContainer = null,
            mask = $('<div>');
        mask.css({'background-color': '#000', 'opacity': 0.4, 'z-index': 9998, 'position': 'fixed', 'left': 0, 'top': 0, 'height': '100%', 'width': '100%'}).hide();
        mask.appendTo('body');

        /**
         * Open the window
         */
        openWindow = function () {
            if (!win) {
                makeWin();
                el.prependTo(win);
            }
            el.show();
            win.show();
            resizeWin();
            mask.show();

            // Set original content for cancel
            origContent = getTrs().clone();
        };

        /**
         * Build the window
         */
        makeWin = function () {
            if (win) {
                return;
            }
            win = $('<div/>');
            win.css({'padding': '5px', 'background-color': '#fff', 'display': 'none', 'z-index': 9999, 'position': 'absolute', 'left': '50%', 'top': ($(document).scrollTop()  + ($(window).height()/2)) - (win.outerHeight()/2)});
            win.appendTo('body');

            var applyButton = $('<button class="btn button btn-primary"/>').text(Joomla.JText._('JAPPLY'));
            applyButton.on('click', function (e) {
                e.stopPropagation();
                store();
                origContainer.find('table').replaceWith(el);
                close();
            });

            var cancelButton = $('<button class="btn button btn-link"/>').text(Joomla.JText._('JCANCEL'));
            cancelButton.on('click', function (e) {
                cancelled = true;
                e.stopPropagation();
                $(el).find('tbody tr').replaceWith(origContent);
                origContainer.find('table').replaceWith(el);
                close();
                win = null;
            });

            var controls = $('<div class="controls form-actions"/>').css({'text-align': 'right', 'margin-bottom': 0}).append([cancelButton, applyButton]);

            win.append(el);

            win.append(controls);
            if (!cancelled) {
                build();
            }
            watchButtons();
        };

        /**
         * Re-center the window
         */
        resizeWin = function () {
            var l = -1 * (win.width() / 2);

            win.css({'margin-left': l});
        };

        /**
         * Close the window
         */
        close = function () {
            el.hide();
            win.hide();
            mask.hide();
        };

        /**
         * Parse for radio values
         *
         * @return   array  Radio values.
         */
        getRadioValues = function () {
            var radiovals = [], v;
            $.each(getTrs(), function (i, tr) {
                var sel = $(tr).find('input[type="radio"]:checked');
                var v = (sel.length > 0) ? sel.val() : v = '';
                radiovals.push(v);
            });
            return radiovals;
        };

        /**
         * Reapply radio button selections
         *
         * @param  values  Radio element values.
         */
        setRadioValues = function (values) {
            $.each(getTrs(), function (i, tr) {
                var r = $(tr).find('input[type="radio"][value="' + values[i] + '"]');
                if (r.length > 0) {
                    r.attr('checked', 'checked');
                }
            });
        };

        /**
         * Delegate window add/remove events
         */
        watchButtons = function () {
            win.on('click', 'a.add', function (e) {
                if (tr = findTr(e)) {
                    var rowcount = document.getElementById(elid + '_table').getElementsByTagName('tbody')[0].getElementsByTagName('tr').length;

                    // Don't allow a new row to be added if we're at the maximum value
                    if (rowcount == maximum)
                    {
                        return false;
                    }

                    // Store radio button selections
                    var radiovals = getRadioValues();

                    var body = $(tr).closest('table').find('tbody');
                    var clone = tmpl.clone(true, true);
                    clone.appendTo(body);

                    // 'Disable' the new button if we are at the maximum value
                    if (rowcount == (maximum - 1))
                    {
                        $(".add").removeClass("btn-success").addClass("disabled");
                    }

                    renameInputRow(clone, rowcount, true);

                    // Reapply values as renaming radio buttons
                    setRadioValues(radiovals);
                    resizeWin();
                    resetChosen(clone);
                }
                //win.position();
                return false;
            }.bind(this));
            win.on('click', 'a.remove', function (e) {
                if (tr = findTr(e)) {
                    tr.remove();
                    var rowcount = document.getElementById(elid + '_table').getElementsByTagName('tbody')[0].getElementsByTagName('tr').length;

                    // Unstyle disabled add buttons
                    if($(".add").hasClass("disabled"))
                    {
                        $(".add").removeClass("disabled").addClass("btn-success");
                    }
                }
                resizeWin();
                return false;
            }.bind(this));
        };

        resetChosen = function (clone) {

            // Chosen reset
            clone.find('select').removeClass('chzn-done').show();

            // Assign random id
            $.each(clone.find('select'), function (index, c) {
                c.id = c.id + '_' + (Math.random() * 10000000).toInt();
            });
            clone.find('.chzn-container').remove();

            $('select').chosen({
                disable_search_threshold : 10,
                allow_single_deselect : true
            });
        };

        /**
         * Get the pop-up windows <tr>s
         *
         * @return  JQuery object containing dom nodes.
         */
        getTrs = function () {
            return win.find('tbody tr');
        };

        /**
         * Ensure checkboxes and radio buttons (and their labels) have unique names & ids.
         */
        renameInputs = function () {
            var id, label, shortName, i, chx, trs = getTrs();
            for (i = 0; i < trs.length; i ++) {
            	renameInputRow(trs[i], i, false);
            }
        };
        
        /**
         * Single row manipulation for radio / chx and the labels.
         */
        renameInputRow = function (tr, i, cloned) {
        	var cloneRegex = /\[[0-9]\]/;
        	var regex = /\[\]/;
            chx = $(tr).find('input[type="radio"], input[type="checkbox"]');
            $.each(chx, function (index, r) {
            	if (cloned) {
            		r.name = r.name.replace(cloneRegex, '[' + i + ']');
            	} else {
	               if (r.name.match(regex) === null) {
	                    r.name += '[' + i + ']';
	                    shortName = r.name.split('][');
	                    shortName = shortName[shortName.length - 2];
	                } else {
	                    r.name = r.name.replace(regex, '[' + i + ']');
	                    r.name += '[]';
	                    shortName = r.name.split('][');
	                    shortName = shortName[shortName.length - 3];
	                }
            	}
                id = r.id.split('_');
                if (id.length === 4 && cloned) {
                	// Cloning a single row (name already in correct format, just need to update values)
                	id[id.length - 2] = shortName + index;
                	id[id.length - 1] = i;
                } else {
                	id[id.length - 1] = shortName + index;
                	id.push(i);
                }
                
                r.id = id.join('_');
                label = $(this).next('label');
                label.attr('for', r.id);
            });
        };

        /**
         * Create <tr>'s from the hidden fields JSON and the template HTML
         */
        build = function () {
            var clone, a, tr, keys, newrow, rowcount, trs, type, subValues;
            a = JSON.decode($(field).val());
            if (typeOf(a) === 'null') {
                a = {};
            }
            tr = win.find('tbody tr');
            keys = Object.keys(a);
            newrow = keys.length === 0 || a[keys[0]].length === 0 ? true : false;
            rowcount = newrow ? 1 : a[keys[0]].length;

            // Build the rows from the json object
            for (var i = 1; i < rowcount; i ++) {
                clone = tr.clone();
                clone.insertAfter(tr);
                resetChosen(clone);
            }
            renameInputs();
            trs = getTrs();

            // Populate the cloned fields with the json values
            for (i = 0; i < rowcount; i++) {
                $.each(keys, function (index, k) {
                    $(trs[i]).find('*[name*="' + this + '"]').each(function (index, f) {
                        type = $(f).attr('type');
                        if (type === 'radio' || type === 'checkbox') {
                        	subValues = typeof(a[k][i]) === 'object' ? a[k][i] : [];
                        	if (subValues.contains(f.value)) {
                                $(f).attr('checked', 'checked');
                            }
                        } else {
                            // Works for input,select and textareas
                            $(f).val(a[k][i]);
                            if ($(f).prop('tagName') === 'SELECT') {

                                // Manually fire chosen dropdown update
                                $(f).trigger('liszt:updated');
                            }
                        }
                    });
                });
            }
            tmpl = tr;
            if (newrow) {
                tr.remove();
            }
        };

        /**
         * Get the <tr> from the event
         *
         * @param   Event  e  click event for add/remove
         *
         * @return  DOM Node <tr> or false
         */
        findTr = function (e) {
            var tr = e.target.getParents().filter(function (p) {
                return p.get('tag') === 'tr';
            });
            return (tr.length === 0) ? false : tr[0];
        };

        /**
         * Save the window fields back to the hidden element field (stored as JSON)
         */
        store = function () {
            var i, n, fields, type, json = {},
            regex = /\[[0-9]\]/;

            // Get the current values
            for (i = 0; i < names.length; i++) {
                n = names[i];
                fields = el.find('*[name*="' + n + '"]');
                json[n] = [];
                $.each(fields, function (i, field) {
                    type = $(this).attr('type');
                    if (type === 'radio' || type === 'checkbox') {
                    	var rowIndex = parseInt(field.name.match(regex)[0].replace('[', '').replace(']', ''));
                    	if (typeof(json[n][rowIndex]) === 'undefined') {
                    		json[n][rowIndex] = [];
                    	}
                        if ($(this).attr('checked') === 'checked') {
                            json[n][rowIndex].push($(this).val());
                        }
                    } else {
                        json[n].push($(this).val());
                    }
                });
            }
            // Store them in the parent field.
            field.val(JSON.encode(json));
            return true;
        };

        /**
         * Main click event on 'Select' button to open the window.
         */
        $(document).on('click', '*[data-modal="' + elid + '"]', function (e, target) {
            field = $(this).next('input');
            origContainer = $(this).closest('div.control-group');
            if (!el) {
                el = origContainer.find('table');
            }
            openWindow();
            return false;
        });
    }

})(jQuery);